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<?php $something = [3, 2, 1, 3, 6, 5, 1, 1]; $liste = []; foreach ($something as $value) { $found[$value] ??= $liste[] = $value; } var_export($liste);
Output for git.master_jit, git.master
array ( 0 => 3, 1 => 2, 2 => 1, 3 => 6, 4 => 5, )

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